<?php 
/* $Id$ */
/*
	services_dnsmasq_edit.php
	part of m0n0wall (http://m0n0.ch/wall)
	
	Copyright (C) 2003-2004 Bob Zoller <bob@kludgebox.com> and Manuel Kasper <mk@neon1.net>.
	All rights reserved.
	
	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions are met:
	
	1. Redistributions of source code must retain the above copyright notice,
	   this list of conditions and the following disclaimer.
	
	2. Redistributions in binary form must reproduce the above copyright
	   notice, this list of conditions and the following disclaimer in the
	   documentation and/or other materials provided with the distribution.
	
	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	POSSIBILITY OF SUCH DAMAGE.
*/

##|+PRIV
##|*IDENT=page-services-dnsforwarder-edithost
##|*NAME=Services: DNS Forwarder: Edit host page
##|*DESCR=Allow access to the 'Services: DNS Forwarder: Edit host' page.
##|*MATCH=services_dnsmasq_edit.php*
##|-PRIV


require("guiconfig.inc");

if (!is_array($config['dnsmasq']['hosts'])) 
	$config['dnsmasq']['hosts'] = array();

hosts_sort();
$a_hosts = &$config['dnsmasq']['hosts'];

$id = $_GET['id'];
if (isset($_POST['id']))
	$id = $_POST['id'];

if (isset($id) && $a_hosts[$id]) {
	$pconfig['host'] = $a_hosts[$id]['host'];
	$pconfig['domain'] = $a_hosts[$id]['domain'];
	$pconfig['ip'] = $a_hosts[$id]['ip'];
	$pconfig['descr'] = $a_hosts[$id]['descr'];
}

if ($_POST) {

	unset($input_errors);
	$pconfig = $_POST;

	/* input validation */
	$reqdfields = explode(" ", "domain ip");
	$reqdfieldsn = explode(",", "域,IP地址");
	
	do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);
	
	if (($_POST['host'] && !is_hostname($_POST['host']))) 
		$input_errors[] = "请输入有效的主机名。";

	if (($_POST['domain'] && !is_domain($_POST['domain']))) 
		$input_errors[] = "请输入有效的域。";
		
	if (($_POST['ip'] && !is_ipaddr($_POST['ip']))) 
		$input_errors[] = "请输入有效的IP地址。";

	/* check for overlaps */
	foreach ($a_hosts as $hostent) {
		if (isset($id) && ($a_hosts[$id]) && ($a_hosts[$id] === $hostent))
			continue;

		if (($hostent['host'] == $_POST['host']) && ($hostent['domain'] == $_POST['domain'])) {
			$input_errors[] = "该主机/域已经存在。";
			break;
		}
	}

	if (!$input_errors) {
		$hostent = array();
		$hostent['host'] = $_POST['host'];
		$hostent['domain'] = $_POST['domain'];
		$hostent['ip'] = $_POST['ip'];
		$hostent['descr'] = $_POST['descr'];

		if (isset($id) && $a_hosts[$id])
			$a_hosts[$id] = $hostent;
		else
			$a_hosts[] = $hostent;
		
		touch($d_hostsdirty_path);
		
		write_config();
		
		header("Location: services_dnsmasq.php");
		exit;
	}
}

$pgtitle = array("网络设置","DNS转发","主机编辑");
$pgmenu = array('network', '/services_dnsmasq.php');
include("head.inc");

?>

<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
<?php include("fbegin.inc"); ?>
<?php if ($input_errors) print_input_errors($input_errors); ?>
        <form action="services_dnsmasq_edit.php" method="post" name="iform" id="iform">
        <table width="100%" border="0" cellpadding="6" cellspacing="0">
				<tr>
					<td colspan="2" valign="top" class="listtopic">DNS转发编辑</td>
				</tr>	
                <tr>
                  <td width="22%" valign="top" class="vncell">主机</td>
                  <td width="78%" class="vtable"> 
                    <input name="host" type="text" class="formfld" id="host" size="40" value="<?=htmlspecialchars($pconfig['host']);?>">
                    <br> <span class="vexpl">主机名，不带域部分<br>
                       例如 <em>myhost</em></span></td>
                </tr>
				<tr>
                  <td width="22%" valign="top" class="vncellreq">域</td>
                  <td width="78%" class="vtable"> 
                    <input name="domain" type="text" class="formfld" id="domain" size="40" value="<?=htmlspecialchars($pconfig['domain']);?>">
                    <br> <span class="vexpl">主机的域。<br>
                       例如 <em>blah.com</em></span></td>
                </tr>
				<tr>
                  <td width="22%" valign="top" class="vncellreq">IP地址</td>
                  <td width="78%" class="vtable"> 
                    <input name="ip" type="text" class="formfld" id="ip" size="40" value="<?=htmlspecialchars($pconfig['ip']);?>">
                    <br> <span class="vexpl">主机IP地址<br>
                       例如 <em>192.168.100.100</em></span></td>
                </tr>
				<tr>
                  <td width="22%" valign="top" class="vncell">描述</td>
                  <td width="78%" class="vtable"> 
                    <input name="descr" type="text" class="formfld" id="descr" size="40" value="<?=htmlspecialchars($pconfig['descr']);?>">
                    <br> <span class="vexpl">您可以输入一些描述作为参考。</span></td>
                </tr>
                <tr>
                  <td width="22%" valign="top">&nbsp;</td>
                  <td width="78%"> 
                    <input name="Submit" type="submit" class="formbtn" value="保存"> <input class="formbtn" type="button" value="取消" onclick="history.back()">
                    <?php if (isset($id) && $a_hosts[$id]): ?>
                    <input name="id" type="hidden" value="<?=$id;?>">
                    <?php endif; ?>
                  </td>
                </tr>
        </table>
</form>
<?php include("fend.inc"); ?>
</body>
</html>
